Porcupine sex organs are internal, so it can take up to six months before a baby's sex is known, according to Smithsonian's ...

Old World porcupines in the family Hystricidae live in southern Europe, Asia, and Africa. New World porcupines in the family Erethizontidae are indigenous to North and South America. There are 23 ...

Yet, in recent years, the world’s most expensive spice faces a new and unexpected threat in Kashmir: the Indian crested porcupine. Once confined to the region’s forests, the porcupines – a ...